QRCodeOptions Class

Contains options specific to the QR symbology.

Namespace: DevExpress.BarCodes

Assembly: DevExpress.Docs.v19.1.dll

Declaration

C#

public class QRCodeOptions :
    BarCodeGeneratorOptions

VB.NET

Public Class QRCodeOptions
    Inherits BarCodeGeneratorOptions

Related API Members

The following members return QRCodeOptions objects:

• BarCodeOptions.QRCode

Remarks

Access the QRCodeOptions object using the BarCodeOptions.QRCode property.

The code sample below creates a QR code and displays it in a PictureBox.

C#

using DevExpress.BarCodes;
//...
this.pictureBox1.Image = null;

BarCode barCode = new BarCode();
barCode.Symbology = Symbology.QRCode;
barCode.CodeText = "http://www.devexpress.com";
barCode.BackColor = Color.White;
barCode.ForeColor = Color.Black;
barCode.RotationAngle = 0;
barCode.CodeBinaryData = Encoding.Default.GetBytes(barCode.CodeText);
barCode.Options.QRCode.CompactionMode = QRCodeCompactionMode.Byte;
barCode.Options.QRCode.ErrorLevel = QRCodeErrorLevel.Q;
barCode.Options.QRCode.ShowCodeText = false;
barCode.DpiX = 72;
barCode.DpiY = 72;
barCode.Module = 2f;

this.pictureBox1.Image = barCode.BarCodeImage;
pictureBox1.Size = pictureBox1.Image.Size;

VB.NET

Imports DevExpress.BarCodes
'...
Me.pictureBox1.Image = Nothing

Dim barCode As New BarCode()
barCode.Symbology = Symbology.QRCode
barCode.CodeText = "http:/www.devexpress.com"
barCode.BackColor = Color.White
barCode.ForeColor = Color.Black
barCode.RotationAngle = 0
barCode.CodeBinaryData = Encoding.Default.GetBytes(barCode.CodeText)
barCode.Options.QRCode.CompactionMode = QRCodeCompactionMode.Byte
barCode.Options.QRCode.ErrorLevel = QRCodeErrorLevel.Q
barCode.Options.QRCode.ShowCodeText = False
barCode.DpiX = 72
barCode.DpiY = 72
barCode.Module = 2F

Me.pictureBox1.Image = barCode.BarCodeImage
pictureBox1.Size = pictureBox1.Image.Size

Inheritance

Object

BarCodeGeneratorOptions

QRCodeOptions